Includes some topography, streets, railroads, street railways, block and lot numbers in the original townsite and in the various additions and satellite communities, public and commercial buildings, copper-mining operations and support facilities,...

Includes some topography, towns and cities, reservoirs, drainage districts, and county seats. marginal notes address the number of acres under irrigation in 1939, by district, based on the 1940 Census of Irrigation.; Map accompanies: United...